package netty.high;

import io.netty.bootstrap.Bootstrap;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelOption;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.SocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;

public class Client implements Runnable
{
	int	port;
	
	public Client(int port)
	{
		this.port = port;
	}
	
	@Override
	public void run()
	{
		String host = "127.0.0.1";
		EventLoopGroup workerGroup = new NioEventLoopGroup();
		try
		{
			Bootstrap b = new Bootstrap();
			b.group(workerGroup);
			b.channel(NioSocketChannel.class);
			b.option(ChannelOption.SO_KEEPALIVE, true);
			b.handler(new ChannelInitializer<SocketChannel>()
			{
				@Override
				protected void initChannel(SocketChannel ch) throws Exception
				{
					ch.pipeline().addLast(new ClientHandler());
				};
			});
			ChannelFuture f = b.connect(host, port).sync();
			f.channel().closeFuture().sync();
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
		finally
		{
			workerGroup.shutdownGracefully();
		}
		
	}
}
